Economy One-way to Chicago (SEA-ORD) in Sep from Seattle

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Economy One-way to Chicago (SEA-ORD) in Sep from Seattle

Other Options for This Route

ORD destination

Economy Roundtrip to Chicago (ORD)

Seattle (SEA) to Chicago (ORD) in September from $258

ORD destination

Economy Roundtrip to Chicago (ORD)

Seattle (SEA) to Chicago (ORD) in October from $172

ORD destination

Economy One-way to Chicago (ORD)

Seattle (SEA) to Chicago (ORD) in December from $84

ORD destination

Economy Roundtrip to Chicago (ORD)

Seattle (SEA) to Chicago (ORD) in May from $230

ORD destination

Economy One-way to Chicago (ORD)

Seattle (SEA) to Chicago (ORD) in June from $169

ORD destination

Economy Roundtrip to Chicago (ORD)

Seattle (SEA) to Chicago (ORD) in August from $394

Other Destinations

DEN destination

Economy One-way to Denver (DEN)

Seattle (SEA) to Denver (DEN) in September from $59

LAS destination

Economy One-way to Las Vegas (LAS)

Seattle (SEA) to Las Vegas (LAS) in September from $70

SANA destination

Economy One-way to San Diego (Any)

Seattle (SEA) to San Diego (Any) in September from $74

SAN destination

Economy One-way to San Diego (SAN)

Seattle (SEA) to San Diego (SAN) in September from $79

SFO destination

Economy One-way to San Francisco (SFO)

Seattle (SEA) to San Francisco (SFO) in September from $88

PHX destination

Economy One-way to Phoenix (PHX)

Seattle (SEA) to Phoenix (PHX) in September from $99

Flights from Other Cities

ORD destination

Economy One-way to Chicago (ORD)

Fort Lauderdale (Any) to Chicago (ORD) in September from $56

ORD destination

Economy One-way to Chicago (ORD)

Dallas (DFW) to Chicago (ORD) in September from $57

ORD destination

Economy One-way to Chicago (ORD)

Minneapolis (Any) to Chicago (ORD) in September from $59

ORD destination

Economy One-way to Chicago (ORD)

Philadelphia (PHL) to Chicago (ORD) in September from $59

ORD destination

Economy Roundtrip to Chicago (ORD)

Dallas (DFW) to Chicago (ORD) in September from $68

ORD destination

Economy Roundtrip to Chicago (ORD)

Dallas (Any) to Chicago (ORD) in September from $68

Cheap economy Class Flights from Seattle (SEA) to Chicago (ORD) September

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Why Choose Economy Class Flights from Seattle (SEA) to Chicago (ORD)?

Compare prices from multiple airlines
Find direct flights and multi-stop options
Best deals for september travel
Flexible booking options
24/7 customer support

Planning a trip from Seattle (SEA) to Chicago (ORD) in september? SlickTrip helps you find the cheapest economy class flights with our comprehensive flight comparison tool. Whether you prefer direct flights for convenience or multi-stop flights for savings, we have options for every budget and schedule.